package com.atguigu.java;

public class OperandStackTest {

    public void testAddOperation(){
        //byte、short、char、boolean：都以int来保存
        byte i = 15;
        int j = 8;
        int k = i + j;
    }

    public void testAddPlusPlus(){
        int i = 10;
        i++;
        int j = 15;
        ++j;
    }
}
